Table 2. Perioperative Outcomes and Early Functional Change (N = 90).
| Outcome | RN group (N = 41) | PN group (N = 49) | Total cohort (N = 90) | P-value |
|---|---|---|---|---|
| Surgical technique and morbidity | ||||
| Open surgery (%) | 75.6 | 42.9 | 57.8 | 0.001 |
| Minimally invasive/robot (%) | 24.4 | 57.1 | 42.2 | 0.001 |
| Mean blood loss (mL) | 219.3 ± 307.7 | 118.2 ± 95.5 | 164.2 ± 223.6 | 0.02 |
| Transfusion required (%) | 12.2 | 0 | 5.6 | 0.017 |
| Overall AKI incidence (%) | 31.7 | 30.6 | 31.1 | 0.286 |
| Emergency dialysis required (%) | 7.3 | 0 | 3.3 | 0.091 |
| Severe complication (≥ Clavien IIIa) (%) | 9.76 | 2.04 | 5.5 | 0.229 |
| Functional change | ||||
| Change in eGFR post-operative (mL/min/1.73 m2) | -6.2 ± 9.0 | −6.3 ± 7.5 | −6.2 ± 8.2 | 0.652 |
| Pre-operative eGFR vs. post-operative eGFR | P < 0.001 (Paired) | P < 0.001 (paired) | P < 0.001 (paired) | - |
This table summarizes surgical morbidity, technique utilized, and the initial functional response to surgery. AKI: acute kidney injury; eGFR: estimated glomerular filtration rate; PN: partial nephrectomy; RN: radical nephrectomy.